Three cylinder cast iron single stage air compressor pump. This is a 5 – 7.5 horsepower pump that will deliver 16.94 CFM at 900 RPM, with a max RPM of 1000. This pump is most commonly used on compressor tanks of 60 – 80 gallons in size and can be used with 220-volt 5 – 7.5 horsepower electric motors. To verify your motor is large enough, it should be at least 20 amps or higher at 220 volts and 5 – 7.5 HP. YOUR COMPRESSOR, COMPRESSOR PARTS, & ACCESSORY SUPERSTORE! 3/8 RapidAir Garage Piping. Blow Guns & Tire Inflators. Regulators, Filters, & Oilers. Throttle Cont Cables & Valves. GREAT SELECTION OF PRODUCTS. PRODUCT KNOWLEDGE & SUPPORT. 5 – 7.5 HP Replacement Air Compressor Pump Single Stage 3 Cylinder 17.5 CFM Max. 5 to 7.5 HP Replacement Single Stage 3 Cylinder Air Compressor Pump. This pump comes complete as shown in the photos, including intake filters and flywheel. See specifications below for more details. Cast Iron Cylinder and Crankcase. Equipped with Sight Glass for Easy Viewing of Oil Level. Comes with Three Intake Filters. Three Cylinder. Single Stage. 5 – 7.5 HP. Recommended Working Pressure: 115 PSI. Recommended RPM: 800 – 1000. CFM: 16.94 at 900 RPM. California Residents Warning: This product contains or may contain chemicals including lead known in the state of California to cause cancer, birth defects, or other reproductive harm. California law requires this warning be given to all customers in the state of California. California Health and Safety Code 25249.5 et seq. If for any reason there is an issue with your order we will contact you right away. Feedback At Compressor Source we strive for great customer service and to sell the best quality parts at the lowest prices possible.